Cygnus olor
Isola della Cona, Gorizia, Italy 17/02/2008
Isola della Cona, Gorizia, Italy 21/09/2008
Isola della Cona, Gorizia, Italy 26/05/2009
Isola di Barbana, Grado, Italy 15/03/2008
12/12/2011
Caorle Lagoon, Venice, Italy 15/08/2009
Isonzo mouth, Gorizia, Italy 15/03/2008
Valle Cavanata , Gorizia, Italy 07/03/2009
Škocjan Bay, Koper, Slovenia 03/04/2011
Valli del Mincio, Porto Mantovano, Mantova, Italy 22/01/2011
Lago Superiore, Mantova, Italy 21/02/2010
Laguna di Caorle, Venezia, Italy 13/01/2008
Mantova, Lago superiore MN - ITALY
Isonzo mouth, Gorizia, Italy 20/08/2010
Bua, Varberg, Sweden 03/07/2007
Kalnciems, Latvia 20/08/2009
Öland, Stenåsabadet, Sweden 07/05/2009
Vaschvitz, Rügen, Germany 07/02/2010
Babite lake, Latvia in 31/05/2009
Gdańsk, Poland 20/01/2009
Jurata, Poland 15/03/2009
Vaschvitz, Rügen, Germany 06/02/2010
Ueckermunde, Mecklenburg-Vorpommern Germany 12/04/2008
Wisla River, Nieszawa, Kujawsko-Pomorskie, Poland 25/01/2009
Lake Balaton, Hungary 05/12/2009
Balaton lake, Hungary 09/11/2008
Balaton lake, Hungary 13/11/2010
Visegrád, River Danube, Hungary 15/08/2009
Lake Balaton, Hungary 28/08/2010
Balaton lake, Hungary 09/11/2008
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neck collars HUNGARY
colour ring HUNGARY
Lake Ferto, Hungary 01/01/2009
Drava iver, Varazdin, Croatia 09/02/2010
Nagymaros, Hungary 12/01/2011
Keszthely, Lake Balaton, Hungary 08/08/2011
Keszthely, Lake Balaton, Hungary 08/08/2011
Keszthely, Lake Balaton, Hungary 08/08/2011
Keszthely, Lake Balaton, Hungary 08/08/2011
Keszthely, Balaton lake, Hungary 12/10/2008
Nagymaros, Hungary 12/01/2011
Gralla, Styria, Austria 25/12/2010
Balaton lake, Hungary 13/11/2010
Nagymaros, Hungary 12/01/2011
Nagymaros, Hungary 12/01/2011
Siofók, Hungary 17/01/2010
Siofók, Hungary 17/01/2010
Foce Isonzo, Gorizia, Italy 01/2006
Gent, Belgium 12/12/2009
Gentbrugge, Belgium 09/03/2010
Bouillon, Belgique 06/06/010
Maribor, Slovenija 25/12/2011
Pölöske, Hungary 17/10/2010
Balaton lake, Hungary 09/11/2008
Keszthely, Balaton lake, Hungary 05/12/2009
Balaton lake, Hungary 17/10/2009
Keszthely, Lake Balaton, Hungary 08/08/2011
Neuholstein, Rügen, Germany 06/02/2010
Koty village, Biebrza Basen, Poland 04/04/2012
Gdansk, Poland 08/05/2011
Nivå, Denmark 24/07/2006
Nivå, Denmark 24/07/2006
Preila, Neringa, Lithuania 29/07/2007
Holyrood Park, Edinburgh, Scotland 30/04/2008
Oslo, Norway 05/03/2011
Kolobrzeg, Poland 07/12/2010
Zegrze, Warsaw, Poland 22/11/2010
Grzybno fishponds, wielkopolskie, Poland 15/05/2011
Obra river, Koscian, wielkopolskie, Poland 06/01/2011
Woniesc reservior, wielkopolskie, Poland 10/02/2013
2011
Gdynia, Poland 03/06/2007
Barycz River Valley, Poland 06/05/2009
KrakÓw, Poland 23/02/2008
Sulin, Narew River Valley, Poland 30/03/2010
Vistola River, KrakÓw, Poland 04/01/2008